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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
02/13/2007
Application #:
10789696
Filing Dt:
02/27/2004
Publication #:
Pub Dt:
12/30/2004
Inventors:
Stephen M. Potter, John Y. Clark
Title:
PRE-TREATMENT PROCESS FOR FEED MATERIAL FOR DIRECT REDUCTION PROCESS
Assignment: 1
Reel/Frame:
015573/0297Recorded: 07/16/2004Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/15/2004
Exec Dt:
03/19/2004
Assignee:
TORRE RIO SUL SALAS 3505/3506
R. LAURO MULLER 116, BOTAFOGO
RIO DE JANEIRO, CEP 22 290-260, BRAZIL
Correspondent:
RALPH H. DOUGHERTY
1901 ROXBOROUGH ROAD
SUITE 300
CHARLOTTE, NC 28211
Assignment: 2
Reel/Frame:
034819/0378Recorded: 01/21/2015Pages: 29
Conveyance:
ACQUISITION
Assignor:
Exec Dt:
09/18/2009
Assignee:
AVENIDA GRACA ARANHA, 26, CENTRO
RIO DE JANEIRO, BRAZIL 20030-000
Correspondent:
ARENT FOX LLP
1717 K STREET
WASHINGTON, DC 20006-5344
Assignment: 3
Reel/Frame:
034944/0205Recorded: 02/10/2015Pages: 31
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNOR NAME PREVIOUSLY RECORDED ON REEL 034819 FRAME 0378. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNOR'S NAME IS RIO TINTO BRASIL LTDA..
Assignor:
Exec Dt:
09/18/2009
Assignee:
AVENIDA GRACA ARANHA, 26, CENTRO
RIO DE JANEIRO, BRAZIL 20030-000
Correspondent:
ARENT FOX LLP
1717 K STREET NW
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:
043849/0613Recorded: 09/13/2017Pages: 6
Conveyance:
CHANGE OF ADDRESS
Assignor:
Exec Dt:
09/13/2017
Assignee:
AVENIDA DAS AMÉRICAS, 700, BL 08, LOJA 318, BARRA DA TIJUCA
RIO DE JANEIRO/RJ, BRAZIL 22.640-100
Correspondent:
ARENT FOX LLP
1717 K STREET NW
WASHINGTON, DC 20006-5344

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